Christian Mac Ørum Rasmussen

2022

A synopsis of Late Ordovician brachiopod diversity in the Anti-Atlas, Morocco

Colmenar Lallena, J., Villas, E. & Mac Ørum, C., 2022, Geological Society, London, Special Publications,: The Great Ordovician Biodiversification Event: Insights from the Tafilalt Biota, Morocco. London, Vol. 485.

Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

2019

An imprint of astronomical climate forcing in the Baltoscandian Middle Ordovician ‘orthoceratite limestone’?

Mac Ørum, C., Sinnesael, M., Thibault, N. R., Stouge, S., Siggaard-Andersen, M-L. & Schovsbo, N., 2019, In: Geophysical Research Abstracts. 21, 14038, 1 p.

Research output: Contribution to journal › Conference abstract in journal › Research

Building mountain biodiversity: geological and evolutionary processes

Rahbek, C., Borregaard, M. K., Antonelli, A., K. Colwell, R., Holt, B. G., Nogues, D. B., Mac Ørum, C., Richardson, K., Rosing, M. T., Whittaker, R. J. & Fjeldså, J., 13 Sept 2019, In: Science. 365, 6458, p. 1114-1119 6 p.

Research output: Contribution to journal › Review › peer-review

68 Citations (Scopus)

Cascading trend of Early Paleozoic marine radiations paused by Late Ordovician extinctions

Ørum, C. M., Kroger, B., Nielsen, M. L. & Colmenar, J., 9 Apr 2019, In: Proceedings of the National Academy of Sciences of the United States of America. 116, 15, p. 7207-7213 7 p.

Research output: Contribution to journal › Journal article › Research › peer-review

38 Citations (Scopus)

21 Downloads (Pure)

Coordinated biotic and abiotic change during the Great Ordovician Biodiversification Event: Darriwilian assembly of early Paleozoic building blocks

Stigall, A. L., Edwards, C. T., Freeman, R. L. & Ørum, C. M., 15 Sept 2019, In: Palaeogeography, Palaeoclimatology, Palaeoecology - An International Journal for the Geo-Sciences. 530, p. 249-270 22 p.

Research output: Contribution to journal › Review › peer-review

32 Citations (Scopus)

Da temperaturen faldt, fik livet fart på

Mac Ørum, C., 6 Aug 2019

Research output: Other contribution › Net publication - Internet publication › Communication

The evolutionary dynamics of the early Palaeozoic marine biodiversity accumulation

Kröger, B., Franeck, F. & Ørum, C. M., 28 Aug 2019, In: Proceedings of the Royal Society B: Biological Sciences. 286, 1909, 6 p., 20191634.

Research output: Contribution to journal › Journal article › Research › peer-review

11 Citations (Scopus)

11 Downloads (Pure)

The glacially induced Middle Ordovician rise of the Plectambonitoidea (Brachiopoda) and the phylogenetic placement of the Baltic genus Ukoa

Rasmussen, C. M. Ø. & Pedersen, M., 15 Nov 2019, In: Palaeogeography, Palaeoclimatology, Palaeoecology. 534, 109319.

Research output: Contribution to journal › Journal article › Research › peer-review

1 Citation (Scopus)

2018

Gamma-ray log correlation and stratigraphic architecture of the Cambro-Ordovician Alum Shale Formation on Bornholm, Denmark: Evidence for differential syndepositional isostasy

Nielsen, A. T., Schovsbo, N. H., Klitten, K., Woollhead, D. & Ørum, C. M., 2018, In: Bulletin of the Geological Society of Denmark. 66, p. 237-273 18 p.

Research output: Contribution to journal › Journal article › Research › peer-review

2017

Identifying the most surprising victims of mass extinction events: an example using Late Ordovician brachiopods

Finnegan, S., Mac Ørum Rasmussen, C. & Harper, D. A. T., 1 Sept 2017, In: Biology Letters. 13, 9, 5 p., 20170400.

Research output: Contribution to journal › Letter › peer-review

8 Citations (Scopus)

67 Downloads (Pure)

Refined Ordovician timescale reveals no link between asteroid breakup and biodiversification

Lindskog, A., Canas Portela Costa, M. M., Mac Ørum Rasmussen, C., Connelly, J. & Eriksson, M. E., 24 Jan 2017, In: Nature Communications. 8, 8 p., 14066.

Research output: Contribution to journal › Journal article › Research › peer-review

33 Citations (Scopus)

76 Downloads (Pure)

2016

Biogeographic and bathymetric determinants of brachiopod extinction and survival during the Late Ordovician mass extinction

Finnegan, S., Mac Ørum Rasmussen, C. & Harper, D. A. T., 27 Apr 2016, In: Proceedings of the Royal Society B: Biological Sciences. 283, 1829, 9 p., 20160007.

Research output: Contribution to journal › Journal article › Research › peer-review

29 Citations (Scopus)

Et køligere klima kan skabe øget biodiversitet

Mac Ørum, C., 6 Jan 2016

Research output: Other contribution › Net publication - Internet publication › Communication

Onset of main Phanerozoic marine radiation sparked by emerging Mid Ordovician icehouse

Mac Ørum Rasmussen, C., Ullmann, C. V., Jakobsen, K. G., Lindskog, A., Hansen, J., Hansen, T., Eriksson, M. E., Dronov, A., Frei, R., Korte, C., Nielsen, A. T. & Harper, D. A. T., 6 Jan 2016, In: Scientific Reports. 6, 9 p., 18884.

Research output: Contribution to journal › Journal article › Research › peer-review

93 Citations (Scopus)

201 Downloads (Pure)

The onset of the 'Ordovician Plankton Revolution' in the late Cambrian

Servais, T., Perrier, V., Danelian, T., Klug, C., Martin, R., Munnecke, A., Nowak, H., Nützel, A., Vandenbroucke, T. R. A., Williams, M. & Mac Ørum Rasmussen, C., 15 Sept 2016, In: Palaeogeography, Palaeoclimatology, Palaeoecology - An International Journal for the Geo-Sciences. 458, p. 12-28 17 p.

Research output: Contribution to journal › Journal article › Research › peer-review

61 Citations (Scopus)

2015

Subaerial speleothems and deep karst in central Sweden linked to Hirnantian glaciations

Kröger, B., Ebbestad, J. O. R., Lehnert, O., Ullmann, C. V., Korte, C., Frei, R. & Mac Ørum Rasmussen, C., 19 Mar 2015, In: Journal of the Geological Society - London. 172, 3, p. 349-356 8 p.

Research output: Contribution to journal › Journal article › Research › peer-review

10 Citations (Scopus)

2014

End Ordovician extinctions: a coincidence of causes

Harper, D. A. T., Hammarlund, E. U. & Rasmussen, C. M. Ø., May 2014, In: Gondwana Research. 25, 4, p. 1294-1307 14 p.

Research output: Contribution to journal › Review › peer-review

135 Citations (Scopus)

Late Ordovician carbonate mounds from North Greenland: A peri-Laurentian dimension to the Boda Event?

Harper, D. A. T., Jin, J. & Rasmussen, C. M. Ø., Jan 2014, In: GFF. 136, 1, p. 95-99 5 p.

Research output: Contribution to journal › Journal article › Research › peer-review

7 Citations (Scopus)

Phylogeography of Ordovician-Silurian rhynchonelliformean brachiopods: Tracking higher order distributional patterns, radiations and extinctions in 4D

Rasmussen, C. M. Ø., Jan 2014, In: GFF. 136, 1, p. 223-228 6 p.

Research output: Contribution to journal › Journal article › Research › peer-review

12 Citations (Scopus)

2013

Biodiversity, biogeography and phylogeography of Ordovician rhynchonelliform brachiopods

Harper, D. A. T., Mac Ørum Rasmussen, C., Liljeroth, M., Blodgett, R. B., Candela, Y., Jin, J., Percival, I. G., Rong, J. Y., Villas, E. & Zhan, R. B., 2013, Early palaeozoic biogeography and palaeogeography. Harper, D. A. T. & Servais, T. (eds.). Geological Society, p. 127-144 18 p. (Geological Society of London. Memoirs; No. 38).

Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

75 Citations (Scopus)

Late Ordovician brachiopods from eastern North Greenland: equatorial offshore migration of the Red River fauna

Mac Ørum Rasmussen, C., Mar 2013, In: Palaeontology. 56, 2, p. 359-379 21 p.

Research output: Contribution to journal › Journal article › Research › peer-review

9 Citations (Scopus)

Precisely locating the Ordovician equator in Laurentia

Jin, J., Harper, D. A. T., Cocks, L. R. M., McCausland, P. J. A., Rasmussen, C. M. Ø. & Sheehan, P. M., Feb 2013, In: Geology. 41, 2, p. 107-110 4 p.

Research output: Contribution to journal › Journal article › Research › peer-review

57 Citations (Scopus)

2012

Late Ordovician brachiopods from West-central Alaska: systematics, ecology and palaeobiogeography

Mac Ørum Rasmussen, C., Harper, D. A. T. & Blodgett, R. B., Mar 2012, Wiley-Blackwell. 103 p. (Fossils and Strata, Vol. 58).

Research output: Book/Report › Book › Research › peer-review

11 Citations (Scopus)

Transgressive-regressive events and facies through the Upper Ordovician– Lower Silurian of Peary Land, North Greenland

Harper, D. A. T., Rasmussen, C. M. Ø., Munnecke, A., Jin, J., Stouge, S. & Rasmussen, J. A., 2012, Geophysical Research Abstracts 14, EGU2012-13528, 2012. 2012 ed. Vol. 14. 1 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review

2011

Did the amalgamation of continents drive the end Ordovician mass extinctions?

Mac Ørum Rasmussen, C. & Harper, D. A. T., 15 Oct 2011, In: Palaeogeography, Palaeoclimatology, Palaeoecology - An International Journal for the Geo-Sciences. 311, 1-2, p. 48-62 15 p.

Research output: Contribution to journal › Journal article › Research › peer-review

39 Citations (Scopus)

Final destination, first discovered: the tale of Oanduporella Hints, 1975

Mac Ørum Rasmussen, C., May 2011, Ordovician of the World. Gutiérrez-Marco, J. C., Rábano, I. & García-Bellido, D. (eds.). Instituto Geológico y Minero de España, p. 447-455 9 p. (Publicaciones del Instituto Geológico y Minero de España. Serie: Cuadernos del Museo Geominero; No. 14).

Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

Interrogation of distributional data for the End Ordovician crisis interval: where did disaster strike?

Mac Ørum Rasmussen, C. & Harper, D. A. T., Sept 2011, In: Geological Journal. 46, 5, p. 478-500 23 p.

Research output: Contribution to journal › Journal article › Research › peer-review

31 Citations (Scopus)

Reclaiming the tropical shores of Laurentia: the early Silurian pentameroid (r)evolution

Mac Ørum Rasmussen, C., Mar 2011, In: G F F. 133, 1-2, p. 70-71 2 p.

Research output: Contribution to journal › Conference abstract in journal › Research › peer-review

Tectonics, islands and island hopping in the Early Palaeozoic benthos

Harper, D. A. T., Liljeroth, M. & Mac Ørum Rasmussen, C., 2011, In: Scripta Geologica. 142, p. 11-12 2 p.

Research output: Contribution to journal › Conference abstract in journal › Research

1 Citation (Scopus)

2010

An atypical Late Ordovician Red River brachiopod fauna from eastern North Greenland: eastward, offshore migration of the Hiscobeccus-fauna

Mac Ørum Rasmussen, C. & Harper, D. A. T., 2010, Programme and Abstracts, The Palaecontological Association, 54th Annual Meeting 17th-20th December 2010, Ghent University. The Palaeontological Association, p. 68 1 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

Unravelling a Late Ordovician pentameride (Brachiopoda) hotspot from the Boda Limestone, Siljan district, central Sweden

Mac Ørum Rasmussen, C., Ebbestad, J. O. R. & Harper, D. A. T., Sept 2010, In: GFF. 132, 3-4, p. 133-152 20 p.

Research output: Contribution to journal › Journal article › Research › peer-review

26 Citations (Scopus)

2009

Ecostratigraphical interpretation of lower Middle Ordovician East Baltic sections based on brachiopods

Rasmussen, C. M. Ø., Nielsen, A. T. & Harper, D. A. T., 2009, In: Geological Magazine. 146, p. 717-731 15 p.

Research output: Contribution to journal › Journal article › Research › peer-review

26 Citations (Scopus)

So where did they go? Brachiopod refuges during the End Ordovician crisis interval

Rasmussen, C. M. Ø. & Harper, D. A. T., 2009, Ikke angivet. Harper, D. A. T. & McCorry, M. (eds.). Museum Tusculanum, p. 15 1 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

Sulcipentamerus (Pentamerida, Brachiopoda) from the Lower Silurian Washington Land Group, North Greenland

Jin, J., Harper, D. A. T. & Rasmussen, C. M. Ø., 2009, In: Palaeontology. 52, p. 385-399 15 p.

Research output: Contribution to journal › Journal article › Research › peer-review

8 Citations (Scopus)

2008

Occurrence of the Late Ordovician Red River lithofacies and biofacies in North Greenland.

Jin, J., Harper, D. A. T., Rasmussen, J. A., Rasmussen, C. M. Ø. & Stouge, S., 2008, In: Canadian Paleontology Conference Proceedings. 6, p. 18-21 4 p.

Research output: Contribution to journal › Journal article › Research › peer-review

På fossiljagt i Andesbjergenes rødder: et bidrag til rekonstruktion af fortidens geografi

Stemmerik, L., Harper, D. A. T., Rasmussen, J. A., Rasmussen, C. M. Ø. & Pincda, G. A. H., 2008, In: Geografisk Orientering. 38, 1, p. 428-432

Research output: Contribution to journal › Journal article › Communication

Resolving early Mid-Ordovician (Kundan) bioevents in the East Baltic based on brachiopods

Rasmussen, C. M. Ø. & Harper, D. A. T., 2008, In: Geobios. 41, 4, p. 533-542

Research output: Contribution to journal › Journal article › Research › peer-review

11 Citations (Scopus)

The Otta brachiopod and trilobite fauna: palaeogeography of Early Palaeozoic terranes and biotas across Baltoscandia

Harper, D. A. T., Bruton, D. L. & Rasmussen, C. M. Ø., 2008, In: Fossils and Strata. 54, p. 31-40 10 p.

Research output: Contribution to journal › Journal article › Research › peer-review

19 Citations (Scopus)

Virgiana Billings, 1857: on top of the world after 150 years

Rasmussen, C. M. Ø. & Harper, D. A. T., 2008, In: Palaeontology Newsletter. 66, p. 52 1 p.

Research output: Contribution to journal › Conference abstract in journal › Research

2007

Andesbjergenes rødder

Harper, D. A. T., Rasmussen, J. A., Rasmussen, C. M. Ø., Stemmerik, L. & Pineda, G. A. H., 2007, In: Geoviden. 3, p. 12-15 4 p.

Research output: Contribution to journal › Journal article › Communication

Baltica: a mid Ordovician diversity hotspot

Rasmussen, C. M. Ø., Hansen, J. & Harper, D. A. T., 2007, In: Historical Biology. 19, 3, p. 255-261 7 p.

Research output: Contribution to journal › Journal article › Research › peer-review

44 Citations (Scopus)

Da Nordpolen lå et sted i troperne

Rasmussen, C. M. Ø. & Harper, D. A. T., 2007, In: Naturens Verden. 90, 6, p. 2-13 12 p.

Research output: Contribution to journal › Journal article › Communication

Depth - related brachiopod bioevents in the Middle Ordovician (Kundan) of Baltica

Rasmussen, C. M. Ø. & Harper, D. A. T., 2007, Programme with Abstracts: IGCP 503 Annual Meeting. Owen, A. (ed.). University of Glasgow, p. 40 1 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

Diachronism in the Ordovician brachiopod diversification: Extrinsic and intrinsic factors

Harper, D. A. T. & Rasmussen, C. M. Ø., 2007, Lundadagarna i Historisk geologi och paleontologi: Abstracts with programme. Terfelt, F. & Axheimer, N. (eds.). Lund University Press, p. 23 1 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

Overview of the pentameride brachiopod succession (upper Ordovician – lower Silurian) in Børglum Elv and G.B. Schley Fjord, Peary Land, North Greenland

Harper, D. A. T., Jin, J., Rasmussen, C. M. Ø., Rasmussen, J. A. & Stouge, S., 2007, Acta Palaeontologica Sinica. Nanjing, Vol. 46 supplement. p. 176 – 180 5 p.

Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

2005

Den østbaltiske Kunda Etage: starten på den store Ordoviciske biodiversifikation

Rasmussen, C. M. Ø. & Harper, D. A. T., 2005, In: Varv. 4, p. 3-23 21 p.

Research output: Contribution to journal › Journal article › Communication

Ecostratigraphical interpretation of the lower Middle Ordovician (Kundan) argillaceous limestones from the Eastern Baltic based on brachiopods.

Rasmussen, C. M. Ø., Harper, D. A. T. & Nielsen, A. T., 2005, In: Palaeontology Newsletter. 60, p. 54

Research output: Contribution to journal › Journal article › Research › peer-review

Christian Mac Ørum Rasmussen

Research output

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